public void testForThrowable() throws Throwable {
NullPointerException exception = new NullPointerException();
Answer<Object> answer = AnswerFactory.forThrowable(exception);
try {
answer.answer(null);
fail("should have thrown exception");
} catch (NullPointerException expected) {
assertSame(exception, expected);
}
}
public void testForOnSuccess_noCallbackProvided() throws Throwable {
Answer<Object> answer = AnswerFactory.forOnSuccess(42);
Object[] args = {14, "Hallo"};
try {
answer.answer(args);
fail("should have thrown exception");
} catch (IllegalArgumentException expected) {
assertEquals(
"No com.google.gwt.user.client.rpc.AsyncCallback object as last argument provided",
expected.getMessage());
}
}
public void testForOnSuccess() throws Throwable {
@SuppressWarnings("unchecked")
AsyncCallback<Object> callback = EasyMock.createMock(AsyncCallback.class);
callback.onSuccess(42);
EasyMock.replay(callback);
Answer<Object> answer = AnswerFactory.forOnSuccess(42);
Object[] args = {14, "Hallo", callback};
answer.answer(args);
EasyMock.verify(callback);
}
public void testForOnFailure() throws Throwable {
Throwable throwable = new Exception();
@SuppressWarnings("unchecked")
AsyncCallback<Object> callback = EasyMock.createMock(AsyncCallback.class);
callback.onFailure(throwable);
EasyMock.replay(callback);
Answer<Object> answer = AnswerFactory.forOnFailure(throwable);
Object[] args = {14, "Hallo", callback};
answer.answer(args);
EasyMock.verify(callback);
}
public void testForValue_object() throws Throwable {
Object obj = new Object();
Answer<Object> answer = AnswerFactory.forValue(obj);
assertSame(obj, answer.answer(null));
}
public void testForValue_primitive() throws Throwable {
Answer<Object> answer = AnswerFactory.forValue(42);
assertEquals(42, answer.answer(null));
}
public void testForValue_null() throws Throwable {
Answer<Object> answer = AnswerFactory.forValue(null);
assertNull(answer.answer(null));
}